Finding the Third Proportional to 640,556 and 1,482,734

Step by Step Solution

1. Step 1: Write the proportion equation
   640,556 : 1,482,734 = 1,482,734 : x
2. Step 2: Convert to fraction form
   640,556/1,482,734 = 1,482,734/x
3. Step 3: Cross multiply
   640,556x = 1,482,734 × 1,482,734
4. Step 4: Simplify right side
   640,556x = 2,198,500,114,756
5. Step 5: Solve for x
   x = 2,198,500,114,756/640,556
6. Step 6: Final answer
   x = 3,432,174.73